角动力

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁, talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒,由于是在YouTube上,所以他用

发表于:2018-12-30 / 阅读(306) / 评论(0) 分类 TED演讲科技篇

Itsremarkable how we are able to build up this picture of whats going on millionsof miles away in the solar system. Its one of the joys of science really, justalmost like a detective picking up on those tiny clues to tell a bigger story. Sothat the b

发表于:2019-01-23 / 阅读(247) / 评论(0) 分类 探索与发现2014年

matter 物质 energy 能 vacuum 真空 liquid 液体 fluid 流体 solid 固体 body 物体 mass 质量 weight 重量 density 密度 specific gravity 比重 gravity 重力 velocity 速度 kinetic energy

发表于:2019-02-07 / 阅读(233) / 评论(0) 分类 英文语法词汇
学英语单词
acceptable conditions
Actemil
Advanced Micro Devices
after-lives
aggregation of preference
armillaria caligatas
Articulationes tarsometatarsales
automomous system navigator
auxiliary
bed river
body mounted type solar cell array
break someone's neck
bureaucraties
C. T. A.
cambial-initial
cherry sheet
clickwraps
codgerly
cripplingly
cut a record
cyberbuddies
decimeterwave radar
detectable contamination
digitalis cardiac glycoside
doldrums
Dong celadon
double azimuthal map projection
draggage
e-type thermocouple
electron theory
estimate index of highway project
eyepiece assembly
fringelike
Gebrauchsmusik
got up to
grading cover
H. B. R.
Habenaria ciliolaris
Hall's anchor
hardacres
heavily-used
Helvetii
host-cell reactivation
hot-forming property
hydraulic operated landing gear
Karakalli
kpni
kx unit
magnespirin
MARSOF
mendopo
metering roller
misericordias
momentary power
Moogs
MPPG
needlescopy
nickel bas alloy
Nyral
on the pill
once-dry
organic acidotrophic lake
outpedanting
pantomiming
parataxis
parts breakdown illustration
pelvic diameter
piends
pitchfests
poers
postcommissurotomy syndrome
prefixhood
prone out
pseudoptics
pseudosophistication
quaking concrete
radioelectrophalogram
railway signalling
raze out
reaccesses
sacrum
self-contained air-conditioner
serivce fault
single way connection
skewt
SMOS
soya-kaikyo (la perouse str.)
speech compressor
suboptimality bound
supernational law
supersport
talking sign
target data model
univels
unnecessity
unprolific
vibrating stroke
Walpole, Sir Robert, 1st Earl of Orford
Yabbenohr
zona columnaris